Michael, In your jdoconfig.xml file add this entry:
<property name="datanucleus.appengine.allowMultipleRelationsOfSameType" value="true"/> Thanks On Jan 26, 3:12 pm, Michael Shtelma <[email protected]> wrote: > Hi all, > > I am also experiencing this problem on GAE 1.3.0. > Using multipleRelationsOfSameTypeAreErrors helps not in all cases, > when I am trying to read such entities I get mentioned exception. > Are the any solution for the 1.3.0 ? > > Thanks, > Michael > > On Jan 21, 9:20 am, cowper <[email protected]> wrote: > > > Hi, > > I have a similar issue with 1.3.0 however it arises when the types > > are the same and not related to inheritance of any type. > > > The work around suggested doesn't seem to work. Is the workaround > > valid for 1.3.0? > > > thx, > > > Conor > > > On Dec 4 2009, 9:52 pm, "Max Ross (Google)" <maxr > > > [email protected]> wrote: > > > SDK 1.2.8 contains a new check that detects if one of your JDO or JPA > > > model > > > objects has two relationship fields of the same type. For example: > > > > class A { > > > List<B> bList; > > > List<B> anotherBList; > > > > } > > > > Unfortunately I was a little too aggressive with this check, so the > > > following also run afoul of the check: > > > > abstract class B {} > > > > class C extends B {} > > > class D extends B {} > > > > class A { > > > List<C> cList: > > > List<D> dList; > > > > } > > > > If you get an exception that says > > > > Class XXX has multiple relationship fields of type YYYY. This is not yet > > > supported. > > > > and your class hierarchy resembles the one above, you can disable this > > > check > > > by with the following config property: > > > > <property > > > name="datanucleus.appengine.multipleRelationsOfSameTypeAreErrors" > > > value="true"/> > > > > We'll get this fixed shortly. > > > > Sorry for the trouble, > > > Max -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
